Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (15,262)	$ 6,190
Other comprehensive loss:
Periodic revaluation of interest rate swap, net of tax benefit of $0.7 million	(1,464)	0
Reclassification adjustment for interest recognized in Consolidated Statement of Operations, net of tax expense of $0.1 million	236	0
Net change in unrecognized loss on interest rate swaps, net of tax	(1,228)	0
Foreign currency translation gain (loss)	438	(846)
Other comprehensive loss	(790)	(846)
Comprehensive (loss) income	$ (16,052)	$ 5,344